package com.godyao.mall.pms.service.impl;

import cn.hutool.core.util.StrUtil;
import com.godyao.mall.common.to.SkuHasStockTo;
import com.godyao.mall.common.to.SkuReductionTo;
import com.godyao.mall.common.to.SpuBoundTo;
import com.godyao.mall.common.to.es.SkuEsModel;
import com.godyao.mall.core.model.ResultMsg;
import com.godyao.mall.coupon.api.feign.CouponFeign;
import com.godyao.mall.pms.entity.*;
import com.godyao.mall.pms.service.*;
import com.godyao.mall.pms.vo.*;
import lombok.RequiredArgsConstructor;
import org.springframework.beans.BeanUtils;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.stereotype.Service;

import java.math.BigDecimal;
import java.util.*;
import java.util.stream.Collectors;

import com.baomidou.mybatisplus.core.conditions.query.QueryWrapper;
import com.baomidou.mybatisplus.core.metadata.IPage;
import com.baomidou.mybatisplus.extension.service.impl.ServiceImpl;
import com.godyao.mall.core.utils.PageUtils;
import com.godyao.mall.core.utils.Query;

import com.godyao.mall.pms.dao.SpuInfoDao;
import org.springframework.transaction.annotation.Transactional;


@Service("spuInfoService")
@RequiredArgsConstructor
public class SpuInfoServiceImpl extends ServiceImpl<SpuInfoDao, SpuInfoEntity> implements SpuInfoService {
    private final SpuInfoDescService spuInfoDescService;

    private final SpuImagesService imagesService;;

    private final AttrService attrService;

    private final SkuImagesService skuImagesService;

    private final SkuInfoService skuInfoService;

    private final ProductAttrValueService attrValueService;

    private final SkuSaleAttrValueService skuSaleAttrValueService;

    private final CouponFeign couponFeignService;

    private final BrandService brandService;

    private final CategoryService categoryService;

    //WareFeignService wareFeignService;

    //SearchFeignService searchFeignService;
    @Override
    public PageUtils queryPage(Map<String, Object> params) {
        IPage<SpuInfoEntity> page = this.page(
                new Query<SpuInfoEntity>().getPage(params),
                new QueryWrapper<SpuInfoEntity>()
        );

        return new PageUtils(page);
    }

    @Transactional(rollbackFor = Exception.class)
    @Override
    public void savaSpuInfo(SpuSaveVo vo) {
        // 1 保存spu基本信息  pms_spu_info
        SpuInfoEntity infoEntity = new SpuInfoEntity();
        BeanUtils.copyProperties(vo,infoEntity);
        infoEntity.setCreateTime(new Date());
        infoEntity.setUpdateTime(new Date());
        this.baseMapper.insert(infoEntity);
        // 2 保存spu的描述信息 pms_spu_info_desc
        List<String> decript = vo.getDecript();
        SpuInfoDescEntity descEntity = new SpuInfoDescEntity();
        descEntity.setSpuId(infoEntity.getId());
        descEntity.setDecript(String.join(",",decript));
        spuInfoDescService.savsSpuInfoDesc(descEntity);
        // 3 保存spu的图片集  pms_spu_images
        List<String> images = vo.getImages();
        imagesService.saveImages(infoEntity.getId(),images);
        // 4 保存spu的规格参数  pms_product_attr_value
        List<BaseAttrs> baseAttrs = vo.getBaseAttrs();
        List<ProductAttrValueEntity> collect = baseAttrs.stream().map((attr) -> {
            ProductAttrValueEntity valueEntity = new ProductAttrValueEntity();
            valueEntity.setAttrId(attr.getAttrId());
            AttrEntity id = attrService.getById(attr.getAttrId());
            valueEntity.setAttrName(id.getAttrName());
            valueEntity.setAttrValue(attr.getAttrValues());
            valueEntity.setQuickShow(attr.getShowDesc());
            valueEntity.setSpuId(infoEntity.getId());
            return valueEntity;
        }).collect(Collectors.toList());
        attrValueService.saveProductAttr(collect);
        // 5 保存spu的积分信息 gulimall_sms->sms_spu_bounds
        Bounds bounds = vo.getBounds();
        SpuBoundTo spuBoundTo = new SpuBoundTo();
        BeanUtils.copyProperties(bounds,spuBoundTo);
        spuBoundTo.setSpuId(infoEntity.getId());
        ResultMsg r = couponFeignService.saveSpuBounds(spuBoundTo);
        if (!ResultMsg.isSuccess(r)) {
            log.error("远程保存spu积分信息失败");
        }
        // 5 保存当前spu对应的所有sku信息

        List<Skus> skus = vo.getSkus();
        if (skus != null && skus.size() > 0) {
            skus.forEach((item) -> {
                String defaultImg = "";
                for (Images image : item.getImages()) {
                    if (image.getDefaultImg() == 1) {
                        defaultImg = image.getImgUrl();
                    }
                }
                SkuInfoEntity skuInfoEntity = new SkuInfoEntity();
                BeanUtils.copyProperties(item,skuInfoEntity);
                skuInfoEntity.setBrandId(infoEntity.getBrandId());
                skuInfoEntity.setCatalogId(infoEntity.getCatalogId());
                skuInfoEntity.setSaleCount(0L);
                skuInfoEntity.setSpuId(infoEntity.getId());
                skuInfoEntity.setSkuDefaultImg(defaultImg);
                // 5.1 sku的基本信息 pms_sku_info
                skuInfoService.saveSkuInfo(skuInfoEntity);
                Long skuId = skuInfoEntity.getSkuId();

                List<SkuImagesEntity> imagesEntities = item.getImages().stream().map((img) -> {
                    SkuImagesEntity skuImagesEntity = new SkuImagesEntity();
                    skuImagesEntity.setSkuId(skuId);
                    skuImagesEntity.setImgUrl(img.getImgUrl());
                    skuImagesEntity.setDefaultImg(img.getDefaultImg());
                    return skuImagesEntity;
                }).filter((entity) -> {
                    // 返回true就是需要。false就是剔除
                    return !StrUtil.isEmpty(entity.getImgUrl());
                }).collect(Collectors.toList());
                // 5.2 sku的图片信息 pms_sku_images

                skuImagesService.saveBatch(imagesEntities);
                // TODO 没有图片，路径的无需保存

                List<Attr> attr = item.getAttr();
                List<SkuSaleAttrValueEntity> skuSaleAttrValueEntities = attr.stream().map((a) -> {
                    SkuSaleAttrValueEntity attrValueEntity = new SkuSaleAttrValueEntity();
                    BeanUtils.copyProperties(a, attrValueEntity);
                    attrValueEntity.setSkuId(skuId);

                    return attrValueEntity;
                }).collect(Collectors.toList());
                // 5.3 sku的销售属性信息 pms_sku_sale_attr_value
                skuSaleAttrValueService.saveBatch(skuSaleAttrValueEntities);

                // 5.4 sku的优惠、满减等信息：gulimall_sms->sms_sku_ladder\sms_sku_full_reduction\sms_member_price
                SkuReductionTo skuReductionTo = new SkuReductionTo();
                BeanUtils.copyProperties(item,skuReductionTo);
                skuReductionTo.setSkuId(skuId);
                if (skuReductionTo.getFullCount() > 0 || skuReductionTo.getFullPrice().compareTo(new BigDecimal("0")) == 1) {
                    ResultMsg r1 = couponFeignService.saveSkuReduction(skuReductionTo);
                    if (!ResultMsg.isSuccess(r1)) {
                        log.error("远程保存sku优惠信息失败");
                    }
                }

            });
        }
    }

    //@Override
    //public void up(Long spuId) {
    //    // 1 查出当前spuid对应的所有sku信息，品牌的名字
    //    List<SkuInfoEntity> skus = skuInfoService.getSkusBySpuId(spuId);
    //    List<Long> skuIdList = skus.stream().map(SkuInfoEntity::getSkuId).collect(Collectors.toList());
    //
    //    // TODO 4 查询当前sku的所有可以被用来检索的规格属性
    //    List<ProductAttrValueEntity> baseAttrs = attrValueService.baseAttrlistforspu(spuId);
    //    List<Long> attrIds = baseAttrs.stream().map(attr -> {
    //
    //                return attr.getAttrId();
    //            }
    //    ).collect(Collectors.toList());
    //    List<Long> searchAttrIds = attrService.selectSearchAttrIds(attrIds);
    //    Set<Long> idSet = new HashSet<>(searchAttrIds);
    //    List<SkuEsModel.Attrs> attrsList = baseAttrs.stream().filter(item -> {
    //        return idSet.contains(item.getAttrId());
    //    }).map(item -> {
    //        SkuEsModel.Attrs attrs1 = new SkuEsModel.Attrs();
    //        BeanUtils.copyProperties(item, attrs1);
    //        return attrs1;
    //    }).collect(Collectors.toList());
    //    // TODO 1 发送远程调用，库存系统查询是否有库存
    //    Map<Long,Boolean> hasStockMap = null;
    //    try {
    //        R r = wareFeignService.getSkuHasStock(skuIdList);
    //        hasStockMap = r.getData(new TypeReference<List<SkuHasStockTo>>(){}).stream().collect(Collectors.toMap(SkuHasStockTo::getSkuId, item -> item.getHasStock()));
    //
    //
    //    } catch (Exception e) {
    //        log.error("库存服务查询异常原因: {}",e);
    //    }
    //
    //    // 2 封装每个sku的信息
    //    Map<Long, Boolean> finalStockMap = hasStockMap;
    //    List<SkuEsModel> upProducts = skus.stream().map(sku -> {
    //        // 组装需要的数据
    //        SkuEsModel esModel = new SkuEsModel();
    //        BeanUtils.copyProperties(sku,esModel);
    //        esModel.setSkuPrice(sku.getPrice());
    //        esModel.setSkuImg(sku.getSkuDefaultImg());
    //
    //        if (finalStockMap == null) {
    //            esModel.setHasStock(true);
    //        } else {
    //            esModel.setHasStock(finalStockMap.get(sku.getSkuId()));
    //        }
    //        // TODO 热度评分
    //        esModel.setHotScore(0L);
    //        // TODO 3 查询品牌和查询分类的名字信息
    //        BrandEntity brand = brandService.getById(esModel.getBrandId());
    //        esModel.setBrandName(brand.getName());
    //        esModel.setBrandImg(brand.getLogo());
    //        CategoryEntity category = categoryService.getById(esModel.getCatalogId());
    //        esModel.setCatalogName(category.getName());
    //
    //        // 设置检索属性
    //        esModel.setAttrs(attrsList);
    //
    //        return esModel;
    //    }).collect(Collectors.toList());
    //
    //    // TODO 5 将数据发送到es进行保存：gulimall-search
    //    R r = searchFeignService.productStatusUp(upProducts);
    //    if (r.getCode() == 0) {
    //        //  远程调用成功
    //        // TODO 6 修改当前的spu的状态
    //        baseMapper.updateSpuState(spuId, ProductConstant.StatusEnum.SPU_UP.getCode());
    //    } else {
    //        // 远程调用失败
    //        // 重复调用？接口幂等性
    //
    //    }
    //
    //}
}
